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Finding the Fourth Proportional to 483,752.93, 725,442.68 and 159,463.15

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Solution

The fourth proportional to 483,752.93, 725,442.68 and 159,463.15 is: 239,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,752.93 : 725,442.68 = 159,463.15 : x
  2. Step 2: Convert to fraction form
    483,752.93/725,442.68 = 159,463.15/x
  3. Step 3: Cross multiply
    483,752.93x = 725,442.68 × 159,463.15
  4. Step 4: Simplify right side
    483,752.93x = 115,681,373,482.29
  5. Step 5: Solve for x
    x = 115,681,373,482.29/483,752.93
  6. Step 6: Final answer
    x = 239,133.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.